FIELD: communication.
SUBSTANCE: critical component of a device is identified by a device authentication request, authentication information for the critical component is extracted, containing a set of expected signatures for the critical component and at least one additional component related to the critical component, and reliability of each current signature is checked using the corresponding expected signature, and the device is authenticated, if signatures for each component are reliable.
EFFECT: increase in the security of communication between vehicles.
14 cl, 11 dwg
